<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像 -->
      <div class="avatar_box">
        <img src="~assets/logo.png" alt="">
      </div>
      <!-- 登录表单 -->
      <el-form class="login_form" :model="loginForm" :rules="rules" ref="loginFormRef">
        <!-- 用户名 -->
        <el-form-item prop="username">
          <el-input prefix-icon="iconfont icon-user"
           v-model="loginForm.username" 
           ></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password">
          <el-input prefix-icon="iconfont icon-3702mima" 
            v-model="loginForm.password"
            type="password"
            ></el-input>
        </el-form-item>
        <!-- 按钮 -->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
  

    </div>
  </div>
</template>

<script>
export default{
  
  data(){
    return{
      // 数据双向绑定
      loginForm:{
        username:'admin',
        password:'123456'
      },
      // 验证规则
      rules:{
        username:[
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        password:[
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
      resetLoginForm(){
        this.$refs.loginFormRef.resetFields()
      },
      login(){
        this.$refs.loginFormRef.validate(async (valid)=>{
          if(!valid) return;
          const {data:res}=await this.$http.post('login',this.loginForm)
          if(res.meta.status!=200) return this.$message.error('登录失败')
          this.$message.success('登录成功')
          window.sessionStorage.setItem("token",res.data.token)
          this.$router.push('/home')
        })
      }
  }
}

</script>

<style lang="less" scoped>
.login_container{
  background-color: #2b4b6b;
  height: 100%;
}

.login_box{
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: relative;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);

  .avatar_box{
    height: 120px;
    width: 120px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow:0 0 10px #ddd;
    position: relative;
    left: 50%;
    transform: translate(-50%,-50%);
    background-color: #fff;
    img{
      width: 100%;
      height:100%;
      border-radius:50%
    }
  }
}

.login_form{
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 25px;
  box-sizing: border-box;
  
}

.btns{
    position: relative;
    left: 62%;
}



</style>